package com.atguigu.gulimall.order.config;


import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.connection.CorrelationData;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.PostConstruct;

@Configuration
public class MyRabbitConfig {
    @Autowired
    RabbitTemplate rabbitTemplate;
    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();
    }

    @PostConstruct //MyRabbitConfig对象创建完成以后，执行这个方法
    public void initRabbitTemplate(){
        rabbitTemplate.setConfirmCallback(new RabbitTemplate.ConfirmCallback() {
            @Override
            public void confirm(CorrelationData correlationData, boolean b, String s) {

            }
        });
        //消息没有投递给指定队列
        rabbitTemplate.setReturnCallback(new RabbitTemplate.ReturnCallback() {
            /**
             *
             * @param message 投递失败的消息信息
             * @param i 回复状态码
             * @param s 回复文本内容
             * @param s1 发给哪个交换机
             * @param s2 哪个路由键
             */
            @Override
            public void returnedMessage(Message message, int i, String s, String s1, String s2) {

            }
        });
    }


}
